55142441667 has 6 divisors (see below), whose sum is σ = 79650193532. Its totient is φ = 36761627772.

The previous prime is 55142441659. The next prime is 55142441693. The reversal of 55142441667 is 76614424155.

55142441667 is a `hidden beast` number, since 5 + 5 + 142 + 441 + 6 + 67 = 666.

It is not a de Polignac number, because 55142441667 - 2³ = 55142441659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55142441647) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3063468973 + ... + 3063468990.

Almost surely, 2^55142441667 is an apocalyptic number.

55142441667 is a deficient number, since it is larger than the sum of its proper divisors (24507751865).

55142441667 is a wasteful number, since it uses less digits than its factorization.

55142441667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6126937969 (or 6126937966 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The spelling of 55142441667 in words is "fifty-five billion, one hundred forty-two million, four hundred forty-one thousand, six hundred sixty-seven".